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Stories with person: Dick Costolo
  • Twitter sets modest goals to diversity its workforce 
    Updated: Aug-28-15 5:58 pm

    SAN FRANCISCO - Twitter is setting modest goals to diversify its workforce while it fights a proposed class-action lawsuit that says the online messaging service discriminates against its female employees.

  • Twitter tries to lure in users as it searches for CEO 
    Updated: Aug-27-15 2:45 pm

    NEW YORK - Twitter's most urgent task is naming a new CEO. But the most formidable one is convincing more people that its service is essential, easy to use and not just meant for celebrities, 16-year-olds and news junkies.

  • Twitter stock tumbles as user growth stalls 
    Updated: Jul-29-15 3:11 pm

    NEW YORK - Tepid user growth and ongoing uncertainty about its leadership dragged Twitter's stock to its lowest level in over a year Wednesday, even though the short-messaging service reported sharply quarterly higher revenue.